Detail Information for IndEnz0018000051
IED ID IndEnz0018000051
Enzyme Type ID peroxidase000051
Protein Name Catalase isozyme 1
EC 1.11.1.6
Gene Name CAT1
Organism Zea mays (Maize)
Taxonomic Lineage cellular organisms Eukaryota Viridiplantae Streptophyta Streptophytina Embryophyta Tracheophyta Euphyllophyta Spermatophyta Magnoliopsida Mesangiospermae Liliopsida Petrosaviidae commelinids Poales Poaceae PACMAD clade Panicoideae Andropogonodae Andropogoneae Tripsacinae Zea Zea mays (Maize)
Enzyme Sequence MDPYKHRPSSGSNSSFWTTNSGAPVWNNNSALTVGQRGPILLEDYHLIEKLAQFDRERIPERVVHARGASAKGFFEVTHDVSHLTCADFLRAPGVQTPVIVRFSTVVHERGSPETLRDPRGFAVKFYTREGNFDLVGNNMPVFFIRDGMKFPDMVHAFKPNPKTNLQENWRIVDFFSHHPESLHMFTFLFDDVGIPLNYRHMEGFGVNTYSLINRDGKPHLVKFHWKPTCGVKCLLDNEAVTVGGTCHSHATKDLYDSIAAGNYPEWKLYIQTIDLDHEDKFDFDPLDVTKTWPEDIIPLQPVGRMVLNKNVDNFFAENEQIAFCPAISVPAIHYSDDKLLQTRIFSYADTQRHRLGPNYLMLPVNAPKCAHHNNHHDGFMNFMHRDEEVNYFPSRFDPARHAEKVPIPPRVLTRCREKCIIQKENNFKQAGERYRSFDPARQDRFIQRWVDALTHPRVTHEHRTIWISYWSQCDAALGQKLPSRLNLKPSM
Enzyme Length 492
Uniprot Accession Number P18122
Absorption
Active Site ACT_SITE 65; /evidence=ECO:0000255|PROSITE-ProRule:PRU10013; ACT_SITE 138; /evidence=ECO:0000255|PROSITE-ProRule:PRU10013
Activity Regulation
Binding Site
Calcium Binding
catalytic Activity CATALYTIC ACTIVITY: Reaction=2 H2O2 = 2 H2O + O2; Xref=Rhea:RHEA:20309, ChEBI:CHEBI:15377, ChEBI:CHEBI:15379, ChEBI:CHEBI:16240; EC=1.11.1.6; Evidence={ECO:0000255|PROSITE-ProRule:PRU10013};
DNA Binding
EC Number 1.11.1.6
Enzyme Function FUNCTION: Occurs in almost all aerobically respiring organisms and serves to protect cells from the toxic effects of hydrogen peroxide.
Temperature Dependency
PH Dependency
Pathway
nucleotide Binding
Features Active site (2); Chain (1); Metal binding (1); Natural variant (4); Sequence conflict (6)
Keywords Heme;Hydrogen peroxide;Iron;Metal-binding;Oxidoreductase;Peroxidase;Peroxisome;Reference proteome
Interact With
Induction
Subcellular Location SUBCELLULAR LOCATION: Peroxisome.
Modified Residue
Post Translational Modification
Signal Peptide
Structure 3D
Cross Reference PDB -
Mapped Pubmed ID 2791351; 7846155;
Motif
Gene Encoded By
Mass 56,877
Kinetics
Metal Binding METAL 348; /note=Iron (heme axial ligand); /evidence=ECO:0000250
Rhea ID RHEA:20309
Cross Reference Brenda